Belated evaluation and reporting of this complaint was done during retrospective review as part of capa 22-0074 corrective action 6.The customer's reported malfunction was: "temporarily no overpressure alarm ".It turned out that the gas pressure regulation of the thermoflator scb was temporarily not working, causing too much gas to flow into the patient's abdominal cavity.A defective component has been identified.A defective linear actuator causes too much gas to flow into the patient's abdominal cavity.This does not affect the correct function of the unit.Even if the linear actuator were to get stuck, the safety functions of the unit would take effect and an overpressure would be detected and relieved.The complaint notifications were checked for similar complaints.2 similar complaints were found in relation to a consumption of (b)(4) units.No indication for a systematic issue.The event is filed under internal karl storz complaint id (b)(4).
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